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प्रश्न
The spherical mirror used in a beauty parlour as make-up mirror is _______.
उत्तर
The spherical mirror used in a beauty parlour as a make-up mirror is Concave mirror.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
Name the two types of spherical mirrors. What type of mirror is represented by the:
front side of a shining steel spoon?
A small object is placed 150 mm away from a diverging lens of focal length 100 mm.
(i) Copy the figure below and draw rays to show how an image is formed by the lens.
Figure
(ii) Calculate the distance of the image from the lens by using the lens formula.
Which are the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain with the help of suitable ray diagrams.
The letters on the front of an ambulance are written laterally inverted like 
. Give reason.
An object is placed at 4 cm distance in front of a concave mirror of radius of curvature 24 cm. Find the position of image. Is the image magnified?
Define the following term:
convex mirror
In normal adjustment, for a refracting telescope, the distance between objective and eye piece is 30 cm. The focal length of the objective, when the angular magnification of the telescope is 2, will be ______.
